CBP data indicates that there are more establishments categorized as manufacturing businesses with between 250 and 499 employees in Oklahoma than in any other category.
The following table shows how many utilities with between 250 and 499 employees were in Oklahoma during the period from 2012 to 2016.
Utilities with between 250 and 499 employees in Oklahoma (2012-2016)
Year
Total businesses
2012
35,666
2013
36,008
2014
35,924
2015
35,980
2016
36,318